<%@page import="ChartDirector.*, java.util.*" %>
<%
// The diameter of the wafer
int diameter = 20;
double radius = diameter / 2.0;

// The random data array are for a square grid of 20 x 20 cells
RanSeries r = new RanSeries(2);
double[] zData = r.get2DSeries(diameter, diameter, 0, 100);

// We remove cells that are outside the wafer circle by setting them to NoValue
for(int i = 0; i < zData.length; ++i) {
    double x = i % diameter + 0.5;
    double y = (i - x) / diameter + 0.5;
    if ((x - radius) * (x - radius) + (y - radius) * (y - radius) > radius * radius) {
        zData[i] = Chart.NoValue;
    }
}

// Create an XYChart object of size 520 x 480 pixels.
XYChart c = new XYChart(520, 480);

// Add a title the chart with 15pt Arial Bold font
c.addTitle("Wafer Map Demonstration", "Arial Bold", 15);

// Set the plotarea at (50, 40) and of size 400 x 400 pixels. Set the backgound and border to
// transparent. Set both horizontal and vertical grid lines to light grey. (0xdddddd)
PlotArea p = c.setPlotArea(50, 40, 400, 400, -1, -1, Chart.Transparent, 0xdddddd, 0xdddddd);

// Create a discrete heat map with 20 x 20 cells
DiscreteHeatMapLayer layer = c.addDiscreteHeatMapLayer(zData, diameter);

// Set the x-axis scale. Use 8pt Arial Bold font. Set axis color to transparent, so only the labels
// visible. Set 0.5 offset to position the labels in between the grid lines.
c.xAxis().setLinearScale(0, diameter, 1);
c.xAxis().setLabelStyle("Arial Bold", 8);
c.xAxis().setColors(Chart.Transparent, Chart.TextColor);
c.xAxis().setLabelOffset(0.5);

// Set the y-axis scale. Use 8pt Arial Bold font. Set axis color to transparent, so only the labels
// visible. Set 0.5 offset to position the labels in between the grid lines.
c.yAxis().setLinearScale(0, diameter, 1);
c.yAxis().setLabelStyle("Arial Bold", 8);
c.yAxis().setColors(Chart.Transparent, Chart.TextColor);
c.yAxis().setLabelOffset(0.5);

// Position the color axis 20 pixels to the right of the plot area and of the same height as the
// plot area. Put the labels on the right side of the color axis. Use 8pt Arial Bold font for the
// labels.
ColorAxis cAxis = layer.setColorAxis(p.getRightX() + 20, p.getTopY(), Chart.TopLeft, p.getHeight(),
    Chart.Right);
cAxis.setLabelStyle("Arial Bold", 8);

// Output the chart
WebChartViewer viewer = new WebChartViewer(request, "chart1");
viewer.setChart(c, Chart.SVG);

// Include tool tip for the chart
viewer.setImageMap(c.getHTMLImageMap("", "", "title='<*cdml*>({xLabel}, {yLabel}) = {z|2}'"));
%>
<!DOCTYPE html>
<html>
<head>
    <title>Wafer Map</title>
    <!-- Include ChartDirector Javascript Library to support chart interactions -->
    <script type="text/javascript" src="cdjcv.js"></script>
</head>
<body style="margin:5px 0px 0px 5px">
    <div style="font:bold 18pt verdana;">
        Wafer Map
    </div>
    <hr style="border:solid 1px #000080; background:#000080" />
    <div style="font:10pt verdana; margin-bottom:1.5em">
        <a href="viewsource.jsp?file=<%=request.getServletPath()%>">View Source Code</a>
    </div>
    <!-- ****** Here is the chart image ****** -->
    <%= viewer.renderHTML(response) %>
</body>
</html>
